Home / 3,539.93-5,308.66-1,784.25

Finding the Fourth Proportional to 3,539.93, 5,308.66 and 1,784.25

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Solution

The fourth proportional to 3,539.93, 5,308.66 and 1,784.25 is: 2,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.93 : 5,308.66 = 1,784.25 : x
  2. Step 2: Convert to fraction form
    3,539.93/5,308.66 = 1,784.25/x
  3. Step 3: Cross multiply
    3,539.93x = 5,308.66 × 1,784.25
  4. Step 4: Simplify right side
    3,539.93x = 9,471,972.14
  5. Step 5: Solve for x
    x = 9,471,972.14/3,539.93
  6. Step 6: Final answer
    x = 2,675.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.